Home / 35,154.60-48,606.68-30,725.92

Finding the Fourth Proportional to 35,154.60, 48,606.68 and 30,725.92

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Solution

The fourth proportional to 35,154.60, 48,606.68 and 30,725.92 is: 42,483.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,154.60 : 48,606.68 = 30,725.92 : x
  2. Step 2: Convert to fraction form
    35,154.60/48,606.68 = 30,725.92/x
  3. Step 3: Cross multiply
    35,154.60x = 48,606.68 × 30,725.92
  4. Step 4: Simplify right side
    35,154.60x = 1,493,484,961.15
  5. Step 5: Solve for x
    x = 1,493,484,961.15/35,154.60
  6. Step 6: Final answer
    x = 42,483.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.